Home / 108,442.30-162,426.55-45,070.29

Finding the Fourth Proportional to 108,442.30, 162,426.55 and 45,070.29

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Solution

The fourth proportional to 108,442.30, 162,426.55 and 45,070.29 is: 67,506.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,442.30 : 162,426.55 = 45,070.29 : x
  2. Step 2: Convert to fraction form
    108,442.30/162,426.55 = 45,070.29/x
  3. Step 3: Cross multiply
    108,442.30x = 162,426.55 × 45,070.29
  4. Step 4: Simplify right side
    108,442.30x = 7,320,611,712.20
  5. Step 5: Solve for x
    x = 7,320,611,712.20/108,442.30
  6. Step 6: Final answer
    x = 67,506.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.